<?php
print_r($_FILES["touxiang"]);

$uploaded = move_uploaded_file($_FILES["touxiang"]["tmp_name"],"upload/".$_FILES["touxiang"]["name"]);
if($uploaded){
    echo "上传成功！地址为：<a href='"."upload/".$_FILES["touxiang"]["name"]."'>立即访问</a>";
}else{
    echo "上船失败，落水了！";
}